Harmar Mobility HIGHLANDER II Installation & Service Manual page 32

HIGHLANDER II: SECTION 6
TROUBLESHOOTING
Top Lock
Pit Switch
Safety Pan
Bottom Land
Float Switch
Mid Land
Final Limit
Top Land
HIGHLANDER II VERTICAL PLATFORM LIFTS:
32
17FEB2021 | 630-00113 REV C
Green LED ON indicates the Top Gate/Door lock is active.
LED OFF indicates the Pit Switch (if equipped) or Over Speed Governor
circuit is open. Major Fault. Pit switch and OSG share a circuit that
Green
normally closed. Possible causes: Failure causing drive screw
overspeed, switch failure, connector open or wire break.
LED OFF indicates the safety pan circuit is open. Minor Fault. Platform
is only able to move up. If circuit stays open after obstruction cleared
Green
there could be a switch failure, connector open or wire break. There are
11 safety pan switches in platform.
LED ON indicates the Bottom Landing switch is closed. The switch
Green
should be closed only when platform is at that landing.
LED ON indicates the float switch (if equipped) is closed. Minor Fault.
Green The platform is only able to move up. The switch should be closed only
when water is present and lifting the float.
If a 3-Stop lift, LED ON indicates the Mid Landing switch is closed. The
Green
switch should be closed only when platform is at that landing.
LED ON indicates the Top Final Limit switch is closed. Major Fault. The
Top Landing switch did not close when platform was at that landing.
Green
Possible causes: Top Landing switch failure, connector open or wire
break.
LED ON indicates the Top Landing switch is closed. The switch should be
Green
closed only when platform is at that landing.
Install Manual